Apache Kafka
18 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Apache Kafka, a product in the databases space. Use it to gauge the current risk picture and drill into individual advisories.
Apache Kafka CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 1 |
| 2024-12 | 1 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 3 |
| 2025-07 | 0 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 0 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 3 |
| 2026-05 | 0 |
| 2026-06 | 1 |
| 2026-07 | 0 |
| 2026-08 | 0 |
| 2026-09 | 0 |
Severity
How the 18 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical1
- High8
- Medium9
Latest CVEs
The 15 most recently published vulnerabilities affecting Apache Kafka.
- CVE-2026-41115Apache Kafka: Improper Authorization in CONSUMER_GROUP_DESCRIBE API4.3
- CVE-2026-33557Apache Kafka: Missing JWT token validation in OAUTHBEARER authentication9.1
- CVE-2026-33558Apache Kafka, Apache Kafka Clients: Information Exposure Through Network Client Log Output5.3
- CVE-2026-35554Apache Kafka Clients: Kafka Producer Message Corruption and Misrouting via Buffer Pool Race Condition8.7
- CVE-2025-27817Apache Kafka Client: Arbitrary file read and SSRF vulnerability7.5
- CVE-2025-27819Apache Kafka: Possible RCE/Denial of service attack via SASL JAAS JndiLoginModule configuration7.5
- CVE-2025-27818Apache Kafka: Possible RCE attack via SASL JAAS LdapLoginModule configuration8.8
- CVE-2024-56128Apache Kafka: SCRAM authentication vulnerable to replay attacks when used without encryption5.3
- CVE-2024-31141Apache Kafka Clients: Privilege escalation to filesystem read-access via automatic ConfigProvider6.5
- CVE-2024-27309Apache Kafka: Potential incorrect access control during migration from ZK mode to KRaft mode7.4
- CVE-2023-34040Java Deserialization vulnerability in Spring-Kafka When Improperly Configured5.3
- CVE-2022-34917Unauthenticated clients may cause OutOfMemoryError on Apache Kafka Brokers7.5
- CVE-2021-38153Timing Attack Vulnerability for Apache Kafka Connect and Clients5.9
- CVE-2020-27218In Eclipse Jetty version 9.4.0.RC0 to 9.4.34.v20201102, 10.0.0.alpha0 to 10.0.0.beta2, and 11.0.0.alpha0 to 11.0.0.beta2, if GZIP request body inflation is enabled and requests from different clien...4.8
- CVE-2019-12399When Connect workers in Apache Kafka 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.2.0, 2.2.1, or 2.3.0 are configured with one or more config providers, and a connector is created/updated on that Connect cluster ...7.5
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